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path: root/drivers/infiniband/hw/mana
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2025-05-12RDMA/mana_ib: unify mana_ib functions to support any gdma deviceKonstantin Taranov
Use the installed gdma_device instead of hard-coded device in requests to the HW. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1746633545-17653-4-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-05-12RDMA/mana_ib: Add support of mana_ib for RNIC and ETH nicKonstantin Taranov
Allow mana_ib to be created over ethernet gdma device and over rnic gdma device. The HW has two devices with different capabilities and different use-cases. Initialize required resources depending on the used gdma device. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1746633545-17653-3-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-04-20RDMA/mana_ib: Add support of 4M, 1G, and 2G pagesKonstantin Taranov
Check PF capability flag whether the 4M, 1G, and 2G pages are supported. Add these pages sizes to mana_ib, if supported. Define possible page sizes in enum gdma_page_type and remove unused enum atb_page_size. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1744621234-26114-4-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-04-20RDMA/mana_ib: support of the zero based MRsKonstantin Taranov
Add IB_ZERO_BASED to the valid flags and use the corresponding MR creation request for the zero based memory. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1744621234-26114-3-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-04-20RDMA/mana_ib: Access remote atomic for MRsKonstantin Taranov
Add IB_ACCESS_REMOTE_ATOMIC to the valid flags for MRs and use the corresponding flag bit during MR creation in the HW. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1744621234-26114-2-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-03-29Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdmaLinus Torvalds
Pull rdma updates from Jason Gunthorpe: - Usual minor updates and fixes for bnxt_re, hfi1, rxe, mana, iser, mlx5, vmw_pvrdma, hns - Make rxe work on tun devices - mana gains more standard verbs as it moves toward supporting in-kernel verbs - DMABUF support for mana - Fix page size calculations when memory registration exceeds 4G - On Demand Paging support for rxe - mlx5 support for RDMA TRANSPORT flow tables and a new ucap mechanism to access control use of them - Optional RDMA_TX/RX counters per QP in mlx5 * tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (73 commits) IB/mad: Check available slots before posting receive WRs RDMA/mana_ib: Fix integer overflow during queue creation RDMA/mlx5: Fix calculation of total invalidated pages RDMA/mlx5: Fix mlx5_poll_one() cur_qp update flow RDMA/mlx5: Fix page_size variable overflow RDMA/mlx5: Drop access_flags from _mlx5_mr_cache_alloc() RDMA/mlx5: Fix cache entry update on dereg error RDMA/mlx5: Fix MR cache initialization error flow RDMA/mlx5: Support optional-counters binding for QPs RDMA/mlx5: Compile fs.c regardless of INFINIBAND_USER_ACCESS config RDMA/core: Pass port to counter bind/unbind operations RDMA/core: Add support to optional-counters binding configuration RDMA/core: Create and destroy rdma_counter using rdma_zalloc_drv_obj() RDMA/mlx5: Add optional counters for RDMA_TX/RX_packets/bytes RDMA/core: Fix use-after-free when rename device name RDMA/bnxt_re: Support perf management counters RDMA/rxe: Fix incorrect return value of rxe_odp_atomic_op() RDMA/uverbs: Propagate errors from rdma_lookup_get_uobject() RDMA/mana_ib: Handle net event for pointing to the current netdev net: mana: Change the function signature of mana_get_primary_netdev_rcu ...
2025-03-19RDMA/mana_ib: Fix integer overflow during queue creationKonstantin Taranov
Check queue size during CQ creation for users to prevent overflow of u32. Fixes: bec127e45d9f ("RDMA/mana_ib: create kernel-level CQs") Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1742312744-14370-1-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-03-13RDMA/mana_ib: Handle net event for pointing to the current netdevLong Li
When running under Hyper-V, the master device to the RDMA device is always bonded to this RDMA device. This is not user-configurable. The master device can be unbind/bind from the kernel. During those events, the RDMA device should set to the current netdev to reflect the change of master device from those events. Signed-off-by: Long Li <longli@microsoft.com> Link: https://patch.msgid.link/1741821332-9392-2-git-send-email-longli@linuxonhyperv.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-03-13net: mana: Change the function signature of mana_get_primary_netdev_rcuLong Li
Change mana_get_primary_netdev_rcu() to mana_get_primary_netdev(), and return the ndev with refcount held. The caller is responsible for dropping the refcount. Also drop the check for IFF_SLAVE as it is not necessary if the upper device is present. Signed-off-by: Long Li <longli@microsoft.com> Link: https://patch.msgid.link/1741821332-9392-1-git-send-email-longli@linuxonhyperv.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-03-08RDMA/mana_ib: Use safer allocation function()Dan Carpenter
My static checker says this multiplication can overflow. I'm not an expert in this code but the call tree would be: ib_uverbs_handler_UVERBS_METHOD_QP_CREATE() <- reads cap from the user -> ib_create_qp_user() -> create_qp() -> mana_ib_create_qp() -> mana_ib_create_ud_qp() -> create_shadow_queue() It can't hurt to use safer interfaces. Fixes: c8017f5b4856 ("RDMA/mana_ib: UD/GSI work requests") Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org> Link: https://patch.msgid.link/58439ac0-1ee5-4f96-a595-7ab83b59139b@stanley.mountain Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-23RDMA/mana_ib: Ensure variable err is initializedKees Bakker
In the function mana_ib_gd_create_dma_region if there are no dma blocks to process the variable `err` remains uninitialized. Fixes: 0266a177631d ("RDMA/mana_ib: Add a driver for Microsoft Azure Network Adapter") Signed-off-by: Kees Bakker <kees@ijzerbout.nl> Link: https://patch.msgid.link/20250221195833.7516C16290A@bout3.ijzerbout.nl Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-18RDMA/mana_ib: Implement DMABUF MR supportKonstantin Taranov
Add support of dmabuf MRs to mana_ib. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1739454861-4456-1-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-09RDMA/mana_ib: Fix error code in probe()Dan Carpenter
Return -ENOMEM if dma_pool_create() fails. Don't return success. Fixes: df91c470d9e5 ("RDMA/mana_ib: create/destroy AH") Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org> Link: https://patch.msgid.link/2bbe900e-18b3-46b5-a08c-42eb71886da6@stanley.mountain Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-06RDMA/mana_ib: Add port statistics supportShiraz Saleem
Implement alloc_hw_port_stats and get_hw_stats APIs to support querying MANA VF port level statistics from rdma stat tool. Example output from rdma stat tool: $rdma statistic show link mana_0/1 -p link mana_0/1 requester_timeout 45 requester_oos_nak 0 requester_rnr_nak 0 responder_rnr_nak 0 responder_oos 0 responder_dup_request 0 requester_implicit_nak 0 requester_readresp_psn_mismatch 0 nak_inv_req 0 nak_access_error 0 nak_opp_error 0 nak_inv_read 0 responder_local_len_error 0 requestor_local_prot_error 0 responder_rem_access_error 0 responder_local_qp_error 0 responder_malformed_wqe 0 general_hw_error 6 requester_rnr_nak_retries_exceeded 0 requester_retries_exceeded 5 total_fatal_error 6 received_cnps 0 num_qps_congested 0 rate_inc_events 0 num_qps_recovered 0 current_rate 100000 Signed-off-by: Shiraz Saleem <shirazsaleem@microsoft.com> Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1738751527-15517-1-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-06RDMA/mana_ib: Allocate PAGE aligned doorbell indexKonstantin Taranov
Allocate a PAGE aligned doorbell index to ensure each process gets a separate PAGE sized doorbell area space remapped to it in mana_ib_mmap Fixes: 0266a177631d ("RDMA/mana_ib: Add a driver for Microsoft Azure Network Adapter") Signed-off-by: Shiraz Saleem <shirazsaleem@microsoft.com> Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1738751405-15041-1-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-06RDMA/mana_ib: request error CQEs when supportedKonstantin Taranov
Request an adapter with error CQEs when it is supported. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1738751713-16169-3-git-send-email-kotaranov@linux.microsoft.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-06RDMA/mana_ib: Query feature_flags bitmask from FWShiraz Saleem
Extend the mana_ib_gd_query_adapter_caps function to retrieve and store the feature_flags from the firmware response. Signed-off-by: Shiraz Saleem <shirazsaleem@microsoft.com> Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1738751713-16169-2-git-send-email-kotaranov@linux.microsoft.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-04RDMA/mana_ib: indicate CM supportKonstantin Taranov
Set max_mad_size and IB_PORT_CM_SUP capability to enable connection manager. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1737394039-28772-14-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Shiraz Saleem <shirazsaleem@microsoft.com> Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-04RDMA/mana_ib: polling of CQs for GSI/UDKonstantin Taranov
Add polling for the kernel CQs. Process completion events for UD/GSI QPs. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1737394039-28772-13-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Shiraz Saleem <shirazsaleem@microsoft.com> Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-04RDMA/mana_ib: extend mana QP tableKonstantin Taranov
Enable mana QP table to store UD/GSI QPs. For send queues, set the most significant bit to one, as send and receive WQs can have the same ID in mana. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1737394039-28772-12-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Shiraz Saleem <shirazsaleem@microsoft.com> Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-04RDMA/mana_ib: implement req_notify_cqKonstantin Taranov
Arm a CQ when req_notify_cq is called. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1737394039-28772-11-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Shiraz Saleem <shirazsaleem@microsoft.com> Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-04RDMA/mana_ib: UD/GSI work requestsKonstantin Taranov
Implement post send and post recv for UD/GSI QPs. Add information about posted requests into shadow queues. Co-developed-by: Shiraz Saleem <shirazsaleem@microsoft.com> Signed-off-by: Shiraz Saleem <shirazsaleem@microsoft.com> Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1737394039-28772-10-git-send-email-kotaranov@linux.microsoft.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-04RDMA/mana_ib: create/destroy AHKonstantin Taranov
Implement create and destroy AH for kernel. In mana_ib, AV is passed as an sge in WQE. Allocate DMA memory and write an AV there. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1737394039-28772-8-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Shiraz Saleem <shirazsaleem@microsoft.com> Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-04RDMA/mana_ib: UD/GSI QP creation for kernelKonstantin Taranov
Implement UD/GSI QPs for the kernel. Allow create/modify/destroy for such QPs. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1737394039-28772-7-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Shiraz Saleem <shirazsaleem@microsoft.com> Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-04RDMA/mana_ib: Create and destroy UD/GSI QPKonstantin Taranov
Implement HW requests to create and destroy UD/GSI QPs. An UD/GSI QP has send and receive queues. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1737394039-28772-6-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Shiraz Saleem <shirazsaleem@microsoft.com> Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-04RDMA/mana_ib: create kernel-level CQsKonstantin Taranov
Implement creation of CQs for the kernel. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1737394039-28772-5-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Shiraz Saleem <shirazsaleem@microsoft.com> Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-04RDMA/mana_ib: helpers to allocate kernel queuesKonstantin Taranov
Introduce helpers to allocate queues for kernel-level use. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1737394039-28772-4-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Shiraz Saleem <shirazsaleem@microsoft.com> Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-03RDMA/mana_ib: implement get_dma_mrKonstantin Taranov
Implement allocation of DMA-mapped memory regions. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1737394039-28772-3-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Shiraz Saleem <shirazsaleem@microsoft.com> Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-02-03RDMA/mana_ib: Allow registration of DMA-mapped memory in PDsKonstantin Taranov
Allow the HW to register DMA-mapped memory for kernel-level PDs. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://patch.msgid.link/1737394039-28772-2-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Shiraz Saleem <shirazsaleem@microsoft.com> Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-12-02module: Convert symbol namespace to string literalPeter Zijlstra
Clean up the existing export namespace code along the same lines of commit 33def8498fdd ("treewide: Convert macro and uses of __section(foo) to __section("foo")") and for the same reason, it is not desired for the namespace argument to be a macro expansion itself. Scripted using git grep -l -e MODULE_IMPORT_NS -e EXPORT_SYMBOL_NS | while read file; do awk -i inplace ' /^#define EXPORT_SYMBOL_NS/ { gsub(/__stringify\(ns\)/, "ns"); print; next; } /^#define MODULE_IMPORT_NS/ { gsub(/__stringify\(ns\)/, "ns"); print; next; } /MODULE_IMPORT_NS/ { $0 = gensub(/MODULE_IMPORT_NS\(([^)]*)\)/, "MODULE_IMPORT_NS(\"\\1\")", "g"); } /EXPORT_SYMBOL_NS/ { if ($0 ~ /(EXPORT_SYMBOL_NS[^(]*)\(([^,]+),/) { if ($0 !~ /(EXPORT_SYMBOL_NS[^(]*)\(([^,]+), ([^)]+)\)/ && $0 !~ /(EXPORT_SYMBOL_NS[^(]*)\(\)/ && $0 !~ /^my/) { getline line; gsub(/[[:space:]]*\\$/, ""); gsub(/[[:space:]]/, "", line); $0 = $0 " " line; } $0 = gensub(/(EXPORT_SYMBOL_NS[^(]*)\(([^,]+), ([^)]+)\)/, "\\1(\\2, \"\\3\")", "g"); } } { print }' $file; done Requested-by: Masahiro Yamada <masahiroy@kernel.org> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://mail.google.com/mail/u/2/#inbox/FMfcgzQXKWgMmjdFwwdsfgxzKpVHWPlc Acked-by: Greg KH <gregkh@linuxfoundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2024-09-02RDMA/mana_ib: use the correct page size for mapping user-mode doorbell pageLong Li
When mapping doorbell page from user-mode, the driver should use the system page size as this memory is allocated via mmap() from user-mode. Cc: stable@vger.kernel.org Fixes: 0266a177631d ("RDMA/mana_ib: Add a driver for Microsoft Azure Network Adapter") Signed-off-by: Long Li <longli@microsoft.com> Link: https://patch.msgid.link/1725030993-16213-2-git-send-email-longli@linuxonhyperv.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-09-02RDMA/mana_ib: use the correct page table index based on hardware page sizeLong Li
MANA hardware uses 4k page size. When calculating the page table index, it should use the hardware page size, not the system page size. Cc: stable@vger.kernel.org Fixes: 0266a177631d ("RDMA/mana_ib: Add a driver for Microsoft Azure Network Adapter") Signed-off-by: Long Li <longli@microsoft.com> Link: https://patch.msgid.link/1725030993-16213-1-git-send-email-longli@linuxonhyperv.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-07-19Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdmaLinus Torvalds
Pull rdma updates from Jason Gunthorpe: "Usual collection of small improvements and fixes: - Bug fixes and minor improvments in efa, irdma, mlx4, mlx5, rxe, hf1, qib, ocrdma - bnxt_re support for MSN, which is a new retransmit logic - Initial mana support for RC qps - Use after free bug and cleanups in iwcm - Reduce resource usage in mlx5 when RDMA verbs features are not used - New verb to drain shared recieve queues, similar to normal recieve queues. This is necessary to allow ULPs a clean shutdown. Used in the iscsi rdma target - mlx5 support for more than 16 bits of doorbell indexes - Doorbell moderation support for bnxt_re - IB multi-plane support for mlx5 - New EFA adaptor PCI IDs - RDMA_NAME_ASSIGN_TYPE_USER to hint to userspace that it shouldn't rename the device - A collection of hns bugs - Fix long standing bug in bnxt_re with incorrect endian handling of immediate data" * tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (65 commits) IB/hfi1: Constify struct flag_table RDMA/mana_ib: Set correct device into ib bnxt_re: Fix imm_data endianness RDMA: Fix netdev tracker in ib_device_set_netdev RDMA/hns: Fix mbx timing out before CMD execution is completed RDMA/hns: Fix insufficient extend DB for VFs. RDMA/hns: Fix undifined behavior caused by invalid max_sge RDMA/hns: Fix shift-out-bounds when max_inline_data is 0 RDMA/hns: Fix missing pagesize and alignment check in FRMR RDMA/hns: Fix unmatch exception handling when init eq table fails RDMA/hns: Fix soft lockup under heavy CEQE load RDMA/hns: Check atomic wr length RDMA/ocrdma: Don't inline statistics functions RDMA/core: Introduce "name_assign_type" for an IB device RDMA/qib: Fix truncation compilation warnings in qib_verbs.c RDMA/qib: Fix truncation compilation warnings in qib_init.c RDMA/efa: Add EFA 0xefa3 PCI ID RDMA/mlx5: Support per-plane port IB counters by querying PPCNT register net/mlx5: mlx5_ifc update for accessing ppcnt register of plane ports RDMA/mlx5: Add plane index support when querying PTYS registers ...
2024-07-14RDMA/mana_ib: Set correct device into ibKonstantin Taranov
Add mana_get_primary_netdev_rcu helper to get a primary netdevice for a given port. When mana is used with netvsc, the VF netdev is controlled by an upper netvsc device. In a baremetal case, the VF netdev is the primary device. Use the mana_get_primary_netdev_rcu() helper in the mana_ib to get the correct device for querying network states. Fixes: 8b184e4f1c32 ("RDMA/mana_ib: Enable RoCE on port 1") Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://lore.kernel.org/r/1720705077-322-1-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Reviewed-by: Zhu Yanjun <yanjun.zhu@linux.dev> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-06-27RDMA: Pass entire uverbs attr bundle to create cq functionAkiva Goldberger
Changes the create_cq verb signature by sending the entire uverbs attr bundle as a parameter. This allows drivers to send driver specific attrs through ioctl for the create_cq verb and access them in their driver specific code. Also adds a new enum value for driver specific ioctl attributes for methods already supporting UHW. Link: https://lore.kernel.org/r/ed147343987c0d43fd391c1b2f85e2f425747387.1719512393.git.leon@kernel.org Signed-off-by: Akiva Goldberger <agoldberger@nvidia.com> Signed-off-by: Leon Romanovsky <leonro@nvidia.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
2024-06-27Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/netJakub Kicinski
Cross-merge networking fixes after downstream PR. No conflicts. Adjacent changes: e3f02f32a050 ("ionic: fix kernel panic due to multi-buffer handling") d9c04209990b ("ionic: Mark error paths in the data path as unlikely") Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2024-06-21RDMA/mana_ib: Ignore optional access flags for MRsKonstantin Taranov
Ignore optional ib_access_flags when an MR is created. Fixes: 0266a177631d ("RDMA/mana_ib: Add a driver for Microsoft Azure Network Adapter") Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://lore.kernel.org/r/1717575368-14879-1-git-send-email-kotaranov@linux.microsoft.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-06-16Merge branch 'mana-shared' of ↵Leon Romanovsky
git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma Leon Romanovsky says: ==================== net: mana: Allow variable size indirection table Like we talked, I created new shared branch for this patch: https://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git/log/?h=mana-shared * 'mana-shared' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: net: mana: Allow variable size indirection table ==================== Link: https://lore.kernel.org/all/20240612183051.GE4966@unreal Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-06-12net: mana: Allow variable size indirection tableShradha Gupta
Allow variable size indirection table allocation in MANA instead of using a constant value MANA_INDIRECT_TABLE_SIZE. The size is now derived from the MANA_QUERY_VPORT_CONFIG and the indirection table is allocated dynamically. Signed-off-by: Shradha Gupta <shradhagupta@linux.microsoft.com> Link: https://lore.kernel.org/r/1718015319-9609-1-git-send-email-shradhagupta@linux.microsoft.com Reviewed-by: Dexuan Cui <decui@microsoft.com> Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-06-09RDMA/mana_ib: Process QP error events in mana_ibKonstantin Taranov
Process QP fatal events from the error event queue. For that, find the QP, using QPN from the event, and then call its event_handler. To find the QPs, store created RC QPs in an xarray. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://lore.kernel.org/r/1717754897-19858-1-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Wei Hu <weh@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-06-02RDMA/mana_ib: extend query deviceKonstantin Taranov
Fill in properties of the ib device. Order the assignment in the order of fields in the struct ib_device_attr. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://lore.kernel.org/r/1717070117-1234-3-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-06-02RDMA/mana_ib: set node_guidKonstantin Taranov
Use the mac address for the node_guid of the IB device. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://lore.kernel.org/r/1717070117-1234-2-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-05-30RDMA/mana_ib: Modify QP stateKonstantin Taranov
Implement modify QP state for RC QPs. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://lore.kernel.org/r/1716366242-558-4-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Reviewed-by: Zhu Yanjun <yanjun.zhu@linux.dev> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-05-30RDMA/mana_ib: Implement uapi to create and destroy RC QPKonstantin Taranov
Implement user requests to create and destroy an RC QP. As the user does not have an FMR queue, it is skipped and NO_FMR flag is used. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://lore.kernel.org/r/1716366242-558-3-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Zhu Yanjun <yanjun.zhu@linux.dev> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-05-30RDMA/mana_ib: Create and destroy RC QPKonstantin Taranov
Implement HW requests to create and destroy an RC QP. An RC QP may have 5 queues. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://lore.kernel.org/r/1716366242-558-2-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Reviewed-by: Zhu Yanjun <yanjun.zhu@linux.dev> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-05-05RDMA/mana_ib: implement uapi for creation of rnic cqKonstantin Taranov
Enable users to create RNIC CQs using a corresponding flag. With the previous request size, an ethernet CQ is created. As a response, return ID of the created CQ. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://lore.kernel.org/r/1714137160-5222-6-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-05-05RDMA/mana_ib: boundary check before installing cq callbacksKonstantin Taranov
Add a boundary check inside mana_ib_install_cq_cb to prevent index overflow. Fixes: 2a31c5a7e0d8 ("RDMA/mana_ib: Introduce mana_ib_install_cq_cb helper function") Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://lore.kernel.org/r/1714137160-5222-5-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-05-05RDMA/mana_ib: introduce a helper to remove cq callbacksKonstantin Taranov
Intoduce the mana_ib_remove_cq_cb helper to remove cq callbacks. The helper removes code duplicates. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://lore.kernel.org/r/1714137160-5222-4-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-05-05RDMA/mana_ib: create and destroy RNIC cqsKonstantin Taranov
Implement RNIC requests for creation and destruction of RNIC CQs. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://lore.kernel.org/r/1714137160-5222-3-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2024-05-05RDMA/mana_ib: create EQs for RNIC CQsKonstantin Taranov
Create EQs within mana_ib device. Such EQs are required for creation of RNIC CQs. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://lore.kernel.org/r/1714137160-5222-2-git-send-email-kotaranov@linux.microsoft.com Reviewed-by: Long Li <longli@microsoft.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
generated by cgit (git 2.34.1) at 2025-06-14 23:14:48 +0000